T2 - zad2b

#include<iostream>
#include<complex>

int main()
{
    std:: cout<<"Unesite broj elementa: ";
    int n;
    std:: cin>>n;
    std:: complex<double>suma(0,0);
    for(int i=1;i<=n;i++)
    {
        double r,x;
        std:: cout<<"R"<<i<<"=";
        std:: cin>>r;
        std:: cout<<"X"<<i<<"=";
        std:: cin>>x;
        suma+=std::complex<double>(1,0)/std::complex<double>(r,x);
        std:: cout<< std:: endl;
    }

    std::complex<double>impedansa;
    impedansa=std::complex<double>(1,0)/suma;
    std:: cout<<"Impedansa ove paralelne veze je R="
              <<real(impedansa)<<" i X="<<imag(impedansa)<<std:: endl;
return 0;
}